Faucet



FIG. 1 is a perspective view of the new design for a faucet;

FIG. 2 is a front view of the new design for a faucet;

FIG. 3 is a back view of the new design for a faucet;

FIG. 4 is a left side view of the new design for a faucet, the right side view being a mirror image; and,

FIG. 5 is a top view of the new design for a faucet.

The broken lines in the Figures are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a faucet, as shown and described. 